Interesting facts about π
π the most studied quantity in mathematics, and for appropriate reason. The number pi is essential to our understanding of geometry. Pi has many uses in physics, astronomy, and mathematics. Pi is used in structure and development as well, and has been a necessary section of everything from arches and bridges to the Pyramids of Giza. Facts about Pi The symbol of Pi has been in use for over 250 years. The symbol was introduced by William Jones, a Welsh mathematician, in 1706. The symbol was made popular by the mathematician Leonhard Euler. Since the exact value of pi can never be calculated, we can never find the accurate area or circumference of a circle. March 4 or 3/14 is celebrated as pi day because 3.14 are the first digits of pi. Math nerds around the world love celebrating this infinitely long, never-ending number. Physicist Larry Shaw known as prince of π started celebrating 14 March as Pi day...